oj.uz

답안 #792859

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
792859 2023-07-25T10:00:35 Z someone Cake 3 (JOI19_cake3) C++14
100 / 100
 1888 ms 16640 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int N = 2e5 + 42, INF = 1e18 + 42;

struct Perl {
    int c, t;
};

Perl perl[N];
multiset<int> best, other;
int n, m, ans = -INF, deb = -1, fin = -1, sum = 0;

inline void add(int val) {
    sum += val;
    best.insert(val);
    if((int)best.size() == m-1) {
        sum -= *best.begin();
        other.insert(*best.begin());
        best.erase(best.begin());
    }
}

inline void del(int val) {
    auto it = other.find(val);
    if(it == other.end()) {
        sum -= val;
        it = best.find(val);
        best.erase(it);
        it = other.end();
        it--;
        sum += *it;
        best.insert(*it);
        other.erase(it);
    } else {
        other.erase(it);
    }
}

void dpr(int l, int r, int lOpt, int rOpt) {
    if(l == r) return;
    int i = ((l + r) >> 1),
        left = min(lOpt, i-m+1),
        right = min(rOpt, i-m+1);

    if(deb == -1) deb = fin = i;

    while(deb-1 > right) add(perl[--deb].c);
    while(fin+1 <= i) add(perl[fin++].c);
    while(deb <= right) del(perl[deb++].c);
    while(fin > i) del(perl[--fin].c);

    int val = sum + perl[right].c + 2 * perl[right].t, opt = right;
    for(int j = right-1; j >= left; j--) {
        add(perl[--deb].c);
        int x = sum + perl[j].c + 2 * perl[j].t;
        if(x > val) {
            val = x;
            opt = j;
        }
    }
    ans = max(ans, val + perl[i].c - 2 * perl[i].t);
    dpr(l, i, lOpt, opt);
    dpr(i+1, r, opt, rOpt);
}

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    cin >> n >> m;
    for(int i = 0; i < n; i++)
        cin >> perl[i].c >> perl[i].t;
    sort(perl, perl + n,
    [](Perl a, Perl b) {
        return a.t < b.t;
    });

    dpr(m-1, n, 0, n-m);
    cout << ans << '\n';
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 224 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 328 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct

Subtask #2
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 224 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 328 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 5 ms 468 KB Output is correct
39 Correct 5 ms 468 KB Output is correct
40 Correct 3 ms 468 KB Output is correct
41 Correct 4 ms 468 KB Output is correct
42 Correct 2 ms 468 KB Output is correct
43 Correct 3 ms 468 KB Output is correct
44 Correct 5 ms 340 KB Output is correct
45 Correct 5 ms 340 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 6 ms 340 KB Output is correct
48 Correct 5 ms 340 KB Output is correct
49 Correct 6 ms 468 KB Output is correct
50 Correct 4 ms 340 KB Output is correct
51 Correct 4 ms 344 KB Output is correct
52 Correct 5 ms 340 KB Output is correct
53 Correct 5 ms 340 KB Output is correct
54 Correct 3 ms 468 KB Output is correct
55 Correct 2 ms 468 KB Output is correct
56 Correct 2 ms 468 KB Output is correct
57 Correct 2 ms 468 KB Output is correct
58 Correct 2 ms 468 KB Output is correct
59 Correct 2 ms 344 KB Output is correct
60 Correct 4 ms 340 KB Output is correct
61 Correct 2 ms 340 KB Output is correct
62 Correct 2 ms 468 KB Output is correct
63 Correct 3 ms 468 KB Output is correct
64 Correct 2 ms 340 KB Output is correct
65 Correct 5 ms 340 KB Output is correct
66 Correct 5 ms 340 KB Output is correct
67 Correct 6 ms 344 KB Output is correct
68 Correct 6 ms 468 KB Output is correct
69 Correct 5 ms 340 KB Output is correct
70 Correct 5 ms 344 KB Output is correct
71 Correct 4 ms 340 KB Output is correct
72 Correct 3 ms 340 KB Output is correct
73 Correct 5 ms 468 KB Output is correct
74 Correct 1 ms 468 KB Output is correct

Subtask #3
76.0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 224 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 328 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 5 ms 468 KB Output is correct
39 Correct 5 ms 468 KB Output is correct
40 Correct 3 ms 468 KB Output is correct
41 Correct 4 ms 468 KB Output is correct
42 Correct 2 ms 468 KB Output is correct
43 Correct 3 ms 468 KB Output is correct
44 Correct 5 ms 340 KB Output is correct
45 Correct 5 ms 340 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 6 ms 340 KB Output is correct
48 Correct 5 ms 340 KB Output is correct
49 Correct 6 ms 468 KB Output is correct
50 Correct 4 ms 340 KB Output is correct
51 Correct 4 ms 344 KB Output is correct
52 Correct 5 ms 340 KB Output is correct
53 Correct 5 ms 340 KB Output is correct
54 Correct 3 ms 468 KB Output is correct
55 Correct 2 ms 468 KB Output is correct
56 Correct 2 ms 468 KB Output is correct
57 Correct 2 ms 468 KB Output is correct
58 Correct 2 ms 468 KB Output is correct
59 Correct 2 ms 344 KB Output is correct
60 Correct 4 ms 340 KB Output is correct
61 Correct 2 ms 340 KB Output is correct
62 Correct 2 ms 468 KB Output is correct
63 Correct 3 ms 468 KB Output is correct
64 Correct 2 ms 340 KB Output is correct
65 Correct 5 ms 340 KB Output is correct
66 Correct 5 ms 340 KB Output is correct
67 Correct 6 ms 344 KB Output is correct
68 Correct 6 ms 468 KB Output is correct
69 Correct 5 ms 340 KB Output is correct
70 Correct 5 ms 344 KB Output is correct
71 Correct 4 ms 340 KB Output is correct
72 Correct 3 ms 340 KB Output is correct
73 Correct 5 ms 468 KB Output is correct
74 Correct 1 ms 468 KB Output is correct
75 Correct 1700 ms 15448 KB Output is correct
76 Correct 1875 ms 15172 KB Output is correct
77 Correct 1452 ms 15592 KB Output is correct
78 Correct 1614 ms 15848 KB Output is correct
79 Correct 86 ms 15820 KB Output is correct
80 Correct 224 ms 15472 KB Output is correct
81 Correct 1622 ms 12252 KB Output is correct
82 Correct 1864 ms 11820 KB Output is correct
83 Correct 1888 ms 12508 KB Output is correct
84 Correct 1885 ms 12336 KB Output is correct
85 Correct 1691 ms 12228 KB Output is correct
86 Correct 772 ms 12836 KB Output is correct
87 Correct 857 ms 12444 KB Output is correct
88 Correct 1440 ms 11856 KB Output is correct
89 Correct 1392 ms 12740 KB Output is correct
90 Correct 941 ms 13792 KB Output is correct
91 Correct 512 ms 13448 KB Output is correct
92 Correct 628 ms 13188 KB Output is correct
93 Correct 648 ms 13540 KB Output is correct
94 Correct 471 ms 14736 KB Output is correct
95 Correct 820 ms 13888 KB Output is correct
96 Correct 340 ms 11708 KB Output is correct
97 Correct 349 ms 12780 KB Output is correct
98 Correct 368 ms 12492 KB Output is correct
99 Correct 323 ms 12744 KB Output is correct
100 Correct 274 ms 12644 KB Output is correct
101 Correct 276 ms 12300 KB Output is correct
102 Correct 1440 ms 11428 KB Output is correct
103 Correct 1365 ms 11440 KB Output is correct
104 Correct 1602 ms 11652 KB Output is correct
105 Correct 1212 ms 12676 KB Output is correct
106 Correct 1240 ms 12972 KB Output is correct
107 Correct 1014 ms 12860 KB Output is correct
108 Correct 1390 ms 15576 KB Output is correct
109 Correct 1027 ms 16376 KB Output is correct
110 Correct 722 ms 12148 KB Output is correct
111 Correct 973 ms 11088 KB Output is correct
112 Correct 1625 ms 13716 KB Output is correct
113 Correct 103 ms 16640 KB Output is correct